import java.io.*;
import java.util.Scanner;
public class Main {
    public static void main(String[] args) {
        Administrator administrator = new Administrator();
        Customer customer = new Customer();
        Scanner scanner = new Scanner(System.in);
        System.out.println("1.管理员 2.用户");
        int choice = scanner.nextInt();
        if(choice < 1 || choice > 2){
            System.out.println("请输入1~2的整数");
            choice = scanner.nextInt();
        }
        if(choice == 1) administrator.enter();
        if(choice == 2) customer.start();
    }
}